Question

In a survey of 250 voters, 3 out of 5 voters said they planned to vote for a proposed
new county library.
a) how many of these voters plan to vote for the library?
N
b) how many are not planning to vote for the library?

Answer 1

3/5 of 250 is 150, so 150 voters are planning to vote for the library and 100 are not.